Exposure
ID
PIONI.2025-03-23T09:25:41.028_1
Header ID
PIONI.2025-03-23T09:25:41.028
Date updated
2025-03-23 09:30:40 UTC+0000
Release date
2025-03-23 09:25:41 UTC+0000
UTC Start
2025-03-23 09:25:41.028
UTC End
2025-03-23 09:26:06.628
MJD Start
60757.392835971
MJD End
60757.393132267294
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003222
Ambient temperature (°C)
13.86
Seeing (arcsec)
1.03
Observation
ID
65838
Category
calibrator
Program ID
115.285P.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
48999
Name
HD182509
RA
291.948527
DEC
-54.32522
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 73.6260 73.7060 81.1000 81.2000
A0-J2 118.1980 118.2660 57.9000 58.1000
A0-K0 125.9480 125.9710 40.0750 40.2090
G1-J2 58.2280 58.2280 28.1000 28.2000
G1-K0 85.3950 85.3900 5.6130 5.7040
J2-K0 38.6550 38.6770 330.4350 330.4990
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60757.392835971
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD182509
RA 291.948527
DEC -54.32522
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 73.626
HIERARCH ESO ISS PBL12 END 73.706
HIERARCH ESO ISS PBLA12 START 81.1
HIERARCH ESO ISS PBLA12 END 81.2
HIERARCH ESO ISS PBL13 START 118.198
HIERARCH ESO ISS PBL13 END 118.266
HIERARCH ESO ISS PBLA13 START 57.9
HIERARCH ESO ISS PBLA13 END 58.1
HIERARCH ESO ISS PBL14 START 125.948
HIERARCH ESO ISS PBL14 END 125.971
HIERARCH ESO ISS PBLA14 START 40.075
HIERARCH ESO ISS PBLA14 END 40.209
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 28.1
HIERARCH ESO ISS PBLA23 END 28.2
HIERARCH ESO ISS PBL24 START 85.395
HIERARCH ESO ISS PBL24 END 85.39
HIERARCH ESO ISS PBLA24 START 5.613
HIERARCH ESO ISS PBLA24 END 5.704
HIERARCH ESO ISS PBL34 START 38.655
HIERARCH ESO ISS PBL34 END 38.677
HIERARCH ESO ISS PBLA34 START 330.435
HIERARCH ESO ISS PBLA34 END 330.499
HIERARCH ESO ISS AMBI TAU0 START 0.003222
HIERARCH ESO ISS AMBI TAU0 END 0.003222
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 1.03
HIERARCH ESO ISS AMBI FWHM END 1.03